This Flash Monitor Version is configured to use the on-chip flash of an AT89C51RD2. With this configuration the following on-chip memory is allocated: C:0x0000 - C:0xDFFF Flash available for application C:0xE000 - C:0xEFFF Flash used by Flash Monitor X:0x0000 - X:0x05FF XDATA available for application X:0x0600 - X:0x06FF XDATA used by Flash Monitor The resulting Monitor.HEX file must be programmed into the on-chip Flash with the Atmel FLIP utility. In order to install the Flash Monitor at code address 0xE000, the boot vector must be set to 0xE000. This is done by setting the following values in FLIP. - select the checkbox BLJB - set 'Device BSB' to a value other than 0 - set 'Device SBV' to E0 (Hex) - press the 'Set' button to store these values